1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
/*
Unix SMB/CIFS implementation.
locking benchmark
Copyright (C) Andrew Tridgell 2006
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "torture/torture.h"
#include "libcli/raw/libcliraw.h"
#include "system/time.h"
#include "system/filesys.h"
#include "libcli/libcli.h"
#include "torture/util.h"
#include "lib/events/events.h"
#include "lib/cmdline/popt_common.h"
#define CHECK_STATUS(status, correct) do { \
if (!NT_STATUS_EQUAL(status, correct)) { \
printf("(%s) Incorrect status %s - should be %s\n", \
__location__, nt_errstr(status), nt_errstr(correct)); \
goto failed; \
}} while (0)
#define BASEDIR "\\benchlock"
#define FNAME BASEDIR "\\lock.dat"
static int nprocs;
static int lock_failed;
struct benchlock_state {
struct smbcli_state *cli;
int fnum;
int offset;
int count;
union smb_lock io;
struct smb_lock_entry lock[2];
struct smbcli_request *req;
};
static void lock_completion(struct smbcli_request *);
/*
send the next lock request
*/
static void lock_send(struct benchlock_state *state)
{
state->io.lockx.in.file.fnum = state->fnum;
state->io.lockx.in.ulock_cnt = 1;
state->lock[0].pid = state->cli->session->pid;
state->lock[1].pid = state->cli->session->pid;
state->lock[0].offset = state->offset;
state->lock[1].offset = (state->offset+1)%nprocs;
state->req = smb_raw_lock_send(state->cli->tree, &state->io);
if (state->req == NULL) {
DEBUG(0,("Failed to setup lock\n"));
lock_failed++;
}
state->req->async.private = state;
state->req->async.fn = lock_completion;
state->offset = (state->offset+1)%nprocs;
}
/*
called when a lock completes
*/
static void lock_completion(struct smbcli_request *req)
{
struct benchlock_state *state = (struct benchlock_state *)req->async.private;
NTSTATUS status = smbcli_request_simple_recv(req);
if (!NT_STATUS_IS_OK(status)) {
lock_failed++;
DEBUG(0,("Lock failed - %s\n", nt_errstr(status)));
} else {
state->count++;
lock_send(state);
}
}
/*
benchmark locking calls
*/
BOOL torture_bench_lock(struct torture_context *torture)
{
BOOL ret = True;
TALLOC_CTX *mem_ctx = talloc_new(torture);
int i;
int timelimit = torture_setting_int(torture, "timelimit", 10);
struct timeval tv;
struct event_context *ev = event_context_find(mem_ctx);
struct benchlock_state *state;
int total = 0, loops=0;
NTSTATUS status;
nprocs = lp_parm_int(-1, "torture", "nprocs", 4);
state = talloc_zero_array(mem_ctx, struct benchlock_state, nprocs);
printf("Opening %d connections\n", nprocs);
for (i=0;i<nprocs;i++) {
if (!torture_open_connection_ev(&state[i].cli, i, ev)) {
return False;
}
talloc_steal(mem_ctx, state);
}
if (!torture_setup_dir(state[0].cli, BASEDIR)) {
goto failed;
}
for (i=0;i<nprocs;i++) {
state[i].fnum = smbcli_open(state[i].cli->tree,
FNAME,
O_RDWR|O_CREAT, DENY_NONE);
if (state[i].fnum == -1) {
printf("Failed to open %s on connection %d\n", FNAME, i);
goto failed;
}
state[i].io.lockx.level = RAW_LOCK_LOCKX;
state[i].io.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
state[i].io.lockx.in.timeout = 100000;
state[i].io.lockx.in.ulock_cnt = 0;
state[i].io.lockx.in.lock_cnt = 1;
state[i].lock[0].count = 1;
state[i].lock[1].count = 1;
state[i].io.lockx.in.locks = &state[i].lock[0];
state[i].offset = i;
state[i].io.lockx.in.file.fnum = state[i].fnum;
state[i].lock[0].offset = state[i].offset;
state[i].lock[0].pid = state[i].cli->session->pid;
status = smb_raw_lock(state[i].cli->tree, &state[i].io);
CHECK_STATUS(status, NT_STATUS_OK);
}
for (i=0;i<nprocs;i++) {
lock_send(&state[i]);
}
tv = timeval_current();
printf("Running for %d seconds\n", timelimit);
while (timeval_elapsed(&tv) < timelimit) {
event_loop_once(ev);
if (lock_failed) {
DEBUG(0,("locking failed\n"));
goto failed;
}
if (loops++ % 10 != 0) continue;
total = 0;
for (i=0;i<nprocs;i++) {
total += state[i].count;
}
printf("%.2f ops/second\r", total/timeval_elapsed(&tv));
fflush(stdout);
}
printf("%.2f ops/second\n", total/timeval_elapsed(&tv));
for (i=0;i<nprocs;i++) {
talloc_free(state[i].req);
smb_raw_exit(state[i].cli->session);
}
smbcli_deltree(state[0].cli->tree, BASEDIR);
talloc_free(mem_ctx);
return ret;
failed:
for (i=0;i<nprocs;i++) {
talloc_free(state[i].req);
smb_raw_exit(state[i].cli->session);
}
smbcli_deltree(state[0].cli->tree, BASEDIR);
talloc_free(mem_ctx);
return False;
}
|
